<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="标题" prop="title">
        <el-input
          v-model="queryParams.title"
          placeholder="请输入标题"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="发布者" prop="nickName">
        <el-input
          v-model="queryParams.nickName"
          placeholder="请输入发布者"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['post:post:add']"
        >新增
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['post:post:edit']"
        >修改
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['post:post:remove']"
        >删除
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['post:post:export']"
        >导出
        </el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="postList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center"/>
      <el-table-column label="id" align="center" prop="id"/>
      <el-table-column label="标题" align="center" prop="title"/>
      <el-table-column label="发布者" align="center" prop="nickName"/>
      <el-table-column label="发布者id" align="center" prop="userId"/>
      <el-table-column label="内容" align="center" prop="content">
        <template slot-scope="scope">
          <!-- 使用计算属性或方法来处理字符串截断 -->
          <span>{{ truncateContent(scope.row.content) }}</span>
        </template>
      </el-table-column>
      <el-table-column label="点赞数" align="center" prop="totalLikeCount"/>
      <el-table-column label="类型" align="center" prop="type"/>
      <!--      <el-table-column label="图片地址" align="center" prop="imgUrl" >-->
      <!--        <template slot-scope="scope">-->
      <!--          &lt;!&ndash; 使用计算属性或方法来处理字符串截断 &ndash;&gt;-->
      <!--&lt;!&ndash;          <span>{{ truncateContent(scope.row.content) }}</span>&ndash;&gt;-->
      <!--        </template>-->
      <!--      </el-table-column>-->
      <!--      <el-table-column label="视频地址" align="center" prop="videoUrl" />-->
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['post:post:edit']"
          >修改
          </el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['post:post:remove']"
          >删除
          </el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改帖子对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="标题" prop="title">
          <el-input v-model="form.title" placeholder="请输入标题"/>
        </el-form-item>
        <el-form-item label="用户id" prop="userId">
          <el-input v-model="form.userId" placeholder="请输入用户id"/>
        </el-form-item>
        <el-form-item label="内容">
          <!--          <editor v-model="form.content" :min-height="192"/>-->
          <el-input v-model="form.content" placeholder="请输入内容"/>
        </el-form-item>
        <el-form-item label="类型" prop="type">
          <!--          <editor v-model="form.content" :min-height="192"/>-->
          <!--          <el-input v-model="form.type" placeholder="请输入类型" />-->
          <el-select v-model="form.type" clearable placeholder="请选择">
            <el-option
              v-for="item in listwe"
              :key="item.id"
              :label="item.topicName"
              :value="item.topicName">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="图片地址" prop="imgUrl">
          <el-input v-model="form.imgUrl" placeholder="请输入图片地址"/>
        </el-form-item>
        <el-form-item label="视频地址" prop="videoUrl">
          <el-input v-model="form.videoUrl" placeholder="请输入视频地址"/>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {listPost, getPost, delPost, addPost, updatePost,} from "@/api/post/post";
import {listTopic} from "@/api/topic/topic";
import item from "@/layout/components/Sidebar/Item.vue";

export default {
  name: "Post",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 帖子表格数据
      postList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        title: null,
        userId: null,
        nickName: null,
        content: null,
        type: null,
        totalLikeCount: null,
        imgUrl: null,
        videoUrl: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        title: [
          {required: true, message: "标题不能为空", trigger: "blur"}
        ],
      },
      //定义类型
      listwe:[],
    };
  },
  created() {
    this.getList();
    this.getTopic()
  },
  methods: {
    /** 查询帖子列表 */
    getList() {
      this.loading = true;
      listPost(this.queryParams).then(response => {
        this.postList = response.rows;
        console.log(this.postList, 'postList')
        this.total = response.total;
        this.loading = false;
      });
    },
    getTopic(){
      listTopic().then(res =>{
        // console.log(res.rows,'res')
        this.listwe = res.rows
      })
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        title: null,
        userId: null,
        content: null,
        nickName: null,
        type: null,
        imgUrl: null,
        videoUrl: null,
        createTime: null,
        updateTime: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    //截取内容字符串
    truncateContent(content) {
      if (content && content.length > 40) {
        return content.slice(0, 20) + '...';
      }
      return content;
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加帖子";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getPost(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改帖子";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updatePost(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            // console.log(this.form,'this.form')
            addPost(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      // console.log(typeof ids,'7777')
      this.$modal.confirm('是否确认删除帖子编号为"' + ids + '"的数据项？').then(function () {
        return delPost(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {
      });
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('post/post/export', {
        ...this.queryParams
      }, `post_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
